* src/tgbaalgos/emptiness.hh (print_tgba_run): Document it.

ChangeLog

 2004-11-10  Alexandre Duret-Lutz  <adl@src.lip6.fr>
 
+	* src/tgbaalgos/emptiness.hh (print_tgba_run): Document it.
+
 	* src/tgbaalgos/replayrun.hh,
 	src/tgbaalgos/replayrun.cc (replay_tgba_run): Take a `debug'
 	option to decide whether the output should look like that of

src/tgbaalgos/emptiness.hh

@@ -53,6 +53,16 @@ namespace spot
   };
 
   class tgba;
+
+  /// \brief Display a tgba_run.
+  ///
+  /// Output the prefix and cycle of the tgba_run \a run, even if it
+  /// does not corresponds to an actual run of the automaton \a a.
+  /// This is unlike replay_tgba_run(), which will ensure the run
+  /// actually exist in the automaton (and will display any transition
+  /// annotation).
+  ///
+  /// (\a a is used here only to format states and transitions.)
   std::ostream& print_tgba_run(std::ostream& os,
 			       const tgba* a,
 			       const tgba_run* run);